1 #ifndef _LINUX_OF_PLATFORM_H 2 #define _LINUX_OF_PLATFORM_H 3 /* 4 * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp. 5 * <benh@kernel.crashing.org> 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 10 * 2 of the License, or (at your option) any later version. 11 * 12 */ 13 14 #include <linux/module.h> 15 #include <linux/device.h> 16 #include <linux/mod_devicetable.h> 17 #include <linux/pm.h> 18 #include <linux/of_device.h> 19 20 /* 21 * The of_platform_bus_type is a bus type used by drivers that do not 22 * attach to a macio or similar bus but still use OF probing 23 * mechanism 24 */ 25 extern struct bus_type of_platform_bus_type; 26 27 /* 28 * An of_platform_driver driver is attached to a basic of_device on 29 * the "platform bus" (of_platform_bus_type). 30 */ 31 struct of_platform_driver 32 { 33 const char *name; 34 const struct of_device_id *match_table; 35 struct module *owner; 36 37 int (*probe)(struct of_device* dev, 38 const struct of_device_id *match); 39 int (*remove)(struct of_device* dev); 40 41 int (*suspend)(struct of_device* dev, pm_message_t state); 42 int (*resume)(struct of_device* dev); 43 int (*shutdown)(struct of_device* dev); 44 45 struct device_driver driver; 46 }; 47 #define to_of_platform_driver(drv) \ 48 container_of(drv,struct of_platform_driver, driver) 49 50 extern int of_register_driver(struct of_platform_driver *drv, 51 struct bus_type *bus); 52 extern void of_unregister_driver(struct of_platform_driver *drv); 53 54 #include <asm/of_platform.h> 55 56 extern struct of_device *of_find_device_by_node(struct device_node *np); 57 58 extern int of_bus_type_init(struct bus_type *bus, const char *name); 59 60 #endif /* _LINUX_OF_PLATFORM_H */ 61